Inside Facebook, Twitter and Google’s AI battle over your social lives: From stamping out trolls to removing fake bot accounts, here’s how social networks are waging war using AI weapons. A bill in the California legislature would regulate bots by making them disclose their automated nature — but how?

Blake Hounshell: “Why I’m no longer a Russiagate skeptic: Facts are piling up, and it’s getting harder to deny what’s staring us in the face”. Garrett Graff on what Robert Mueller knows — and 9 areas he’ll pursue next. For Mueller, pushing to finish parts of Russia probe, question of American involvement remains. Where the heck did the term “collusion” come from?

Seth Sivinski (Montana) and Joseph Ulatowski (Waikato): The Anthropocentrism of the Cosmic Perspective Argument (“New developments in cosmology make it unlikely that life on Earth is unique. The Cosmic Perspective Argument states that given these developments we should not be concerned with the Earth’s environmental degradation”). Rob Fletcher (Wageningen): Beyond the End of the World: Breaking Attachment to a Dying Planet.